Hahaha, don't worry, you are not alone. I also win the most stupid rewards and I gived up .
I performed all task and when received free spin of wheel can you recognize what it gave me ? stone and spies in 95% of cases .
Once had luck with 63 diamonds, but after calculation I think it's stupid idea to mess with version 6 (farmvile )
V5 is best and never will be replaced by farmvile hahaha.